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Shopping · France
Updated September 2026

📶 My phone or internet provider overcharges or will not fix the line — who decides?

Direct answer

Telecom providers have a legal complaints procedure with a deadline, and a regulator behind it. Complain to the provider in writing first — billing, speed far below the contract, a line down for days, a switch you never asked for. If they do not solve it within the deadline, Médiateur des communications électroniques (mediateur-telecom.fr) — the telecom regulator or its dispute service for France — decides for free, and providers follow. SignalConso — DGCCRF (0809 540 550) helps with contract terms; Médiateur de la consommation (economie.gouv.fr) is the general dispute body if the case is about the sale rather than the service.

Call firstMédiateur des communications électroniques
Report toSignalConso — DGCCRF
If that failsMédiateur de la consommation

🗣️ What to say

"Contract [number]. Since [date] [the line is down / the speed is [x] instead of [y] / the invoice charges [item] I never ordered]. I make a formal complaint and ask for [repair / correction / release from the contract] within the legal deadline. I pay the undisputed part meanwhile."

🪜 Step by step

  1. Complain to the providerIn writing, "formal complaint", contract number. Note the date — the deadline starts here.
  2. Measure and recordSpeed tests at different times, outage dates, screenshots of the contract's promised speed.
  3. Know your exitsA line consistently far below the promised speed, or a price increase mid-term, lets you leave without penalty under EU telecom rules.
  4. Escalate to Médiateur des communications électroniquesFree dispute resolution; the decision is usually binding on the provider.
  5. Switch without a gapNumber portability is a right and takes one working day; the new provider handles it.

📇 All contacts

Médiateur des communications électroniquesFree mediation with operatorsAfter a written complaint to the operator🔗 www.mediateur-telecom.fr
SignalConso — DGCCRFReport to the seller and the consumer-protection authorityWhen the seller refuses📞 0809 540 550🔗 signal.conso.gouv.fr
Médiateur de la consommationFree mediation, mandatory for every traderAfter a written complaint without a solution🔗 www.economie.gouv.fr/mediation-conso
Centre Européen des Consommateurs FranceFree help with sellers in other EU countriesSeller in another EU country, Norway or Iceland🔗 www.europe-consommateurs.eu

❓ Frequently asked

They switched me to a new plan without asking

Not allowed. Demand the old plan back in writing and complain to Médiateur des communications électroniques; unrequested changes are a recurring enforcement topic.

Can I cancel because the speed is bad?

Yes, if there is a significant, continuous or regular discrepancy between the real and the contractual speed. Keep the measurements.

The outage lasted a week — compensation?

Many countries oblige a credit per day of outage after a report. Ask for it explicitly; providers rarely add it themselves.

📎 Sources

Last checked: 2026-09-26

🔎 Common searches

Recognise your own search? The answer above covers all of these.

  • “internet provider complaint France”
  • “telecom regulator dispute France”
  • “phone company overcharging complaint”
  • “internet speed lower than contract cancel”
  • “switched provider without consent”

🧭 Is this still correct?

We check this information carefully, but phone numbers, websites and rules change — and sometimes we get something wrong. Spotted a mistake or a change? Let us know below.

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